← Back to search

Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：G1T168 New Search
15PDB entries
15Biological assembly
15chain/assembly records
Main Difference Dimensions in This Set
Different construct Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
4KZX Rabbit 40S ribosomal subunit in complex with eIF1. Deposited 2013-05-30 Assembly 1 Protein–RNA Heteromer；Protein × 34 PDB declaration: 35-meric（35） Consistent with all polymers
Chain K 1–165（165 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.5；292 K；0.1M Ammonium acetate, 0.05M Tris-HCl pH 8.5, 2.5% PEG-20K, 4-6% MPD, 5.0mM Mg acetate, 2.0mM TCEP, vapor diffusion, temperature 292K
Resolution 7.81 Å R-free 0.347
4KZY Rabbit 40S ribosomal subunit in complex with eIF1 and eIF1A. Deposited 2013-05-30 Assembly 1 Protein–RNA Heteromer；Protein × 35 PDB declaration: 36-meric（36） Consistent with all polymers
Chain K 1–165（165 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.5；292 K；0.1M Ammonium acetate, 0.05M Tris-HCl pH 8.5, 2.5% PEG-20K, 4-6% MPD, 5.0mM Mg acetate, 2.0mM TCEP, vapor diffusion, temperature 292K
Resolution 7.01 Å R-free 0.348
4KZZ Rabbit 40S ribosomal subunit in complex with mRNA, initiator tRNA and eIF1A Deposited 2013-05-30 Assembly 1 Protein–RNA Heteromer；Protein × 34 PDB declaration: 37-meric（37） Consistent with all polymers
Chain K 1–165（165 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；pH 8.5；292 K；0.1M Ammonium acetate, 0.05M Tris-HCl pH 8.5, 2.5% PEG-20K, 4-6% MPD, 5.0mM Mg acetate, 2.0mM TCEP, vapor diffusion, temperature 292K
Resolution 7.03 Å R-free 0.359
6YAM Mammalian 48S late-stage translation initiation complex (LS48S+eIF3 IC) with beta-globin mRNA Deposited 2020-03-12 Assembly 1 Protein–RNA Heteromer；Protein × 47 PDB declaration: 50-meric（50） Consistent with all polymers
Chain M 61–158（98 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 2 MG MAGNESIUM ION × 1 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
6ZVK The Halastavi arva virus (HalV) intergenic region IRES promotes translation by the simplest possible initiation mechanism Deposited 2020-07-24 Assembly 1 Protein–RNA Heteromer；Protein × 80 PDB declaration: 85-meric（85） Consistent with all polymers
Chain E3 61–158（98 aa）
Not recorded ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.49 Å
7A01 The Halastavi arva virus intergenic region IRES promotes translation by the simplest possible initiation mechanism Deposited 2020-08-05 Assembly 1 Protein–RNA Heteromer；Protein × 80 PDB declaration: 85-meric（85） Consistent with all polymers
Chain E3 61–158（98 aa）
Not recorded ZN ZINC ION × 6 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
7NWI Mammalian pre-termination 80S ribosome with Empty-A site bound by Blasticidin S Deposited 2021-03-16 Assembly 1 Protein–RNA Heteromer；Protein × 78 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 61–158（98 aa）
Not recorded MG MAGNESIUM ION × 210 ZN ZINC ION × 5 BLS BLASTICIDIN S × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；50 mM HEPES pH 7.4 100 mM KOAc 5 mM Mg(Oac)2 1mM DTT
cryo-EM vitrification conditions Cryogen ETHANE；30s sample incubation on grid followed by 1.1s blotting time.
Resolution 3.13 Å
9H6Y Late-stage 48S Initiation Complex (LS48S IC) guided by the trans-RNA Deposited 2024-10-25 Assembly 1 Protein–RNA Heteromer；Protein × 39 PDB declaration: 42-meric（42） Consistent with all polymers
Chain M 1–149（149 aa）
Not recorded SF4 IRON/SULFUR CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；10 mM HEPES-KOH pH 7.4, 5 mM Mg(OAc)2, 50 mM KOAc, 10 mM NH4Cl, 2 mM DTT and Roche cOmplete protease inhibitor cocktail
cryo-EM vitrification conditions Cryogen ETHANE；The sample was incubated on the grid for 30 s and then blotted with filter paper from both sides for 1.5 s with the blot force 5
Resolution 2.90 Å
9RHU Rabbit 80S ribosome in complex with eRF1-AAQ, stalled at the Stop codon in mutated F2A sequence Deposited 2025-06-10 Assembly 1 Protein–RNA Heteromer；Protein × 81 PDB declaration: 88-meric（88） Consistent with all polymers
Chain V1 61–225（165 aa）
Not recorded MG MAGNESIUM ION × 367 ZN ZINC ION × 8 K POTASSIUM ION × 37 SPD SPERMIDINE × 2 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 SF4 IRON/SULFUR CLUSTER × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.65 Å
9YPG GTPBP1*GCP*Phe-tRNA*ribosome in the GTPase activation-like state, Structure III Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 K POTASSIUM ION × 1 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9YPO GTPBP1*GCP*Phe-tRNA*ribosome in the open state, Structure IIa Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9YPS GTPBP1*GCP*Phe-tRNA*ribosome in the open state, Structure IIb Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 K POTASSIUM ION × 1 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9YPT GTPBP1*GCP*Phe-tRNA*ribosome in the open state, Structure IIc Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 K POTASSIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
9YPV GTPBP1*GCP*Phe-tRNA*ribosome in the open state, Structure IId Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 K POTASSIUM ION × 1 GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9YPW GTPBP1*GDP*Phe-tRNA*ribosome in the post-GTP hydrolysis state, Structure IV Deposited 2025-10-14 Assembly 1 Protein–RNA Heteromer；Protein × 76 PDB declaration: 84-meric（84） Consistent with all polymers
Chain KK 1–165（165 aa）
Not recorded SPD SPERMIDINE × 1 ZN ZINC ION × 6 GTP GUANOSINE-5'-TRIPHOSPHATE × 1 PHE PHENYLALANINE × 1 ATP ADENOSINE-5'-TRIPHOSPHATE × 2 MET METHIONINE × 1 K POTASSIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.